334 search results - page 23 / 67 » On the Update of Term Weights in Dynamic Information Retriev... |
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
Many web documents are dynamic, with content changing in varying amounts at varying frequencies. However, current document search algorithms have a static view of the document con...
MIR
2003
ACM
14 years 25 days ago
2003
ACM
In this paper, we propose a semantic-meaningful approach for region-based image retrieval in image database. Our retrieval system is based on wavelet transform for its decompositi...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In recent years, there has been a prevalence of search engines being employed to find useful information in the Web as they efficiently explore hyperlinks between web pages which ...
IPSN
2010
Springer
13 years 9 months ago
2010
Springer
Photo tourism [11] is a platform that allows users to transform unstructured online digital photos into a 3D experience. Nowadays, image sensors are being extensively used to allo...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
Modern web search engines are expected to return top-k results efficiently given a query. Although many dynamic index pruning strategies have been proposed for efficient top-k com...